Why pure virtual functions are used if they don't have implementation / When does a pure virtual function become useful?

1 Answers  

---

Name the operators that cannot be overloaded in C++?

0 Answers   Fidelity,

---

What is the difference between an enumeration and a set of pre-processor # defines?

0 Answers  

---

Explain the virtual inheritance in c++.

0 Answers  

---

1)#include <iostream.h> int main() { int *a, *savea, i; savea = a = (int *) malloc(4 * sizeof(int)); for (i=0; i<4; i++) *a++ = 10 * i; for (i=0; i<4; i++) { printf("%d\n", *savea); savea += sizeof(int); } return 0; } 2)#include <iostream.h> int main() { int *a, *savea, i; savea = a = (int *) malloc(4 * sizeof(int)); for (i=0; i<4; i++) *a++ = 10 * i; for (i=0; i<4; i++) { printf("%d\n", *savea); savea ++; } return 0; } The output of this two programs will be different why?

5 Answers  

---

How do I run a program in notepad ++?

0 Answers  

---

Explain what you mean by a pointer.

0 Answers   TCS,

---

What are stacks? Give an example where they are useful.

0 Answers  

---

What are inline functions?

3 Answers   Fidelity, Verizon,

---

What is time_t c++?

0 Answers  

---

What is multithreading and what is its use?Whats are multithreading techniques used in C++?

1 Answers  

---

What is a breakpoint?

0 Answers  

---